/*
* Copyright (c) 2004, 2006, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
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package org.jboss.com.sun.corba.se.spi.orbutil.proxy;
import java.lang.reflect.InvocationHandler;
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;
import org.jboss.com.sun.corba.se.impl.presentation.rmi.DynamicAccessPermission;
public abstract class DelegateInvocationHandlerImpl
{
private DelegateInvocationHandlerImpl()
{
}
public static InvocationHandler create(final Object delegate)
{
SecurityManager s = System.getSecurityManager();
if (s != null)
{
s.checkPermission(new DynamicAccessPermission("access"));
}
return new InvocationHandler()
{
public Object invoke(Object proxy, Method method, Object[] args) throws Throwable
{
// This throws an IllegalArgument exception if the delegate is not assignable from method.getDeclaring
// class.
try
{
return method.invoke(delegate, args);
}
catch (InvocationTargetException ite)
{
// Propagate the underlying exception as the result of the invocation
throw ite.getCause();
}
}
};
}
}